Which is distilled first ?

Amit was asked by his teacher to separate a liquid mixture of acetone and ethyl alcohol. He set up a distillation apparatus and tried to distil the mixture. To his surprise, both the liquids got distilled. Teacher told Amit to repeat the experiment by using a fractionating column in the distillation flask. Amit followed the advice of the teacher and was able to separate the two liquids. (i) Why was Amit not successful in separating the liquid mixture earlier ? (ii) Why did teacher ask him to use the fractionating column ? (iii) Which liquid was distilled first ? (iv) As a student of chemistry, what value based information you have gathered ?

Simple distillation (or distillation) is used to separate liquids which differ in their boiling point by

Which of the following are produced with distillation ?